shoot root

The results were following: ① Lower concentration ( 0.01 g/ mL) of hot pepper plant aqueous extract has strong stimulating effect on the seed germination rate, germination index, seedling root length and shoot length of Chinese cabbage and lettuce;

结果表明：①低浓度（0.01g/mL）的辣椒水浸提液对生菜和大白菜种子发芽率、发芽指数、幼苗根长和苗长均表现为促进作用；

After PKN treatment, two varieties of plant height, ear height, ground dry weight, root to shoot ratio decreased.

聚糠萘合剂处理后，两品种株高和穗位高下降，地上与地下部干物重增加，根冠比增加。

Apical initials are the initial cells in the root or shoot apical meristem.

顶端原始细胞是跟或茎尖分生组织中的原始细胞.

The ratio of root biomass to shoot biomass of rhizomatic root plants was 0.2, which was higher than that of fibril root plants ( 0.1).

根茎型植物的根生物量与地上生物量的比值为0.2，显著高于须根型湿地植物（0.1）。

The amounts of rhizosphere microorganisms were closely related to root and shoot growth of crops.

根际微生物数量与根重及地上部生长有密切关系。

The results showed that different media had significant effects on the survival rate, height, stem diameter, root length, shoot and root dry matter weight of eastern arborvitae.

研究结果表明，不同配合基质对侧柏幼苗的成活率、株高、径粗、根长、地上部和地下部干重均有显著影响。

N, P and K content of different organ became different, changing of stem, root and shoot distinctly, but twig and leaf within limit.

平均竹各器官N、P、K含量均随着年龄的增大而减小，但不同器官变幅不同，秆、根、蔸变幅较大，枝、叶变幅较小。

Three Types of Grafting Techniques Available for Research of Root-Shoot Communication in Cotton ( Gossypium hirsutum) Seedlings under Low-Potassium Condition

适用于低钾条件下棉花苗期根冠通讯研究的三种嫁接方法

Root length, root/ shoot ration and IAA in the root and leaves of the plant increased and iPA content decreased with the decrease in P concentration in the medium.

结果表明，随着介质磷水平的降低，大麦根长、根/冠比及根和叶中生长素（IAA）含量均增加，细胞分裂素（iPA）含量则随之减小；

Allelopathic effects of 3 kinds of root exudates on root and shoot dry weight of wheat, corn and pigeon-pea in sole and mixed cropping patterns were studied through germination experiment under different concentration and combination.

通过发芽试验研究了不同作物根系分泌物在不同浓度、不同组合方式下对单播和混播作物根干重和芽干重造成的化感效应。